Finding the Fourth Proportional to 2,645.45, 3,650.96 and 1,526.57

Step by Step Solution

1. Step 1: Write the proportion equation
   2,645.45 : 3,650.96 = 1,526.57 : x
2. Step 2: Convert to fraction form
   2,645.45/3,650.96 = 1,526.57/x
3. Step 3: Cross multiply
   2,645.45x = 3,650.96 × 1,526.57
4. Step 4: Simplify right side
   2,645.45x = 5,573,446.01
5. Step 5: Solve for x
   x = 5,573,446.01/2,645.45
6. Step 6: Final answer
   x = 2,106.80